[ http://jira.codehaus.org/browse/MNG-2227?page=comments#action_63544 ]
Carlos Sanchez commented on MNG-2227: ------------------------------------- Brett: that's more related with MNG-2225, this one is about gettiong wagons from http repo and use them to access other repos > Can't use repositories in protocols other than http > --------------------------------------------------- > > Key: MNG-2227 > URL: http://jira.codehaus.org/browse/MNG-2227 > Project: Maven 2 > Type: Bug > Components: Repositories > Versions: 2.0.4 > Reporter: Carlos Sanchez > Fix For: 2.0.5 > Attachments: log.txt > > > When adding the wagon-scm to the build extensions to *add* another scm based > repo (not to replace the http one) Maven fails because tries to validate the > scm repo before downloading the wagon-scm jar from the http repo. > <build> > <extensions> > <extension> > <groupId>org.apache.maven.wagon</groupId> > <artifactId>wagon-scm</artifactId> > <version>1.0-alpha-7-SNAPSHOT</version> > </extension> > </extensions> > </build> > [WARNING] repository metadata for: 'snapshot > org.apache.maven.wagon:wagon-scm:1.0-alpha-7-SNAPSHOT' could not be retrieved > from repository: acme due to an error: Unsupported Protocol: 'scm': Cannot > find wagon which supports the requested protocol: scm > [INFO] Repository 'acme' will be blacklisted > [DEBUG] Exception > org.apache.maven.wagon.TransferFailedException: Unsupported Protocol: 'scm': > Cannot find wagon which supports the requested protocol: scm > at > org.apache.maven.artifact.manager.DefaultWagonManager.getRemoteFile(DefaultWagonManager.java:325) > at > org.apache.maven.artifact.manager.DefaultWagonManager.getArtifactMetadata(DefaultWagonManager.java:295) > at > org.apache.maven.artifact.repository.metadata.DefaultRepositoryMetadataManager.resolveAlways(DefaultRepositoryMetadataManager.java:356) > at > org.apache.maven.artifact.repository.metadata.DefaultRepositoryMetadataManager.resolve(DefaultRepositoryMetadataManager.java:91) > at > org.apache.maven.artifact.transform.AbstractVersionTransformation.resolveVersion(AbstractVersionTransformation.java:62) > at > org.apache.maven.artifact.transform.SnapshotTransformation.transformForResolve(SnapshotTransformation.java:60) > at > org.apache.maven.artifact.transform.DefaultArtifactTransformationManager.transformForResolve(DefaultArtifactTransformationManager.java:40) > at > org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:104) > at > org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:63) > at > org.apache.maven.project.DefaultMavenProjectBuilder.findModelFromRepository(DefaultMavenProjectBuilder.java:467) > at > org.apache.maven.project.DefaultMavenProjectBuilder.buildFromRepository(DefaultMavenProjectBuilder.java:225) > at > org.apache.maven.project.artifact.MavenMetadataSource.retrieve(MavenMetadataSource.java:102) > at > org.apache.maven.artifact.resolver.DefaultArtifactCollector.recurse(DefaultArtifactCollector.java:275) > at > org.apache.maven.artifact.resolver.DefaultArtifactCollector.collect(DefaultArtifactCollector.java:67) > at > org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolveTransitively(DefaultArtifactResolver.java:223) > at > org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolveTransitively(DefaultArtifactResolver.java:211) > at > org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolveTransitively(DefaultArtifactResolver.java:182) > at > org.apache.maven.extension.DefaultExtensionManager.addExtension(DefaultExtensionManager.java:68) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.findExtensions(DefaultLifecycleExecutor.java:155) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:138) > at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:322) > at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:115) > at org.apache.maven.cli.MavenCli.main(MavenCli.java:256) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:585) > at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315) > at org.codehaus.classworlds.Launcher.launch(Launcher.java:255) > at > org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430) > at org.codehaus.classworlds.Launcher.main(Launcher.java:375) > Caused by: org.apache.maven.wagon.UnsupportedProtocolException: Cannot find > wagon which supports the requested protocol: scm > at > org.apache.maven.artifact.manager.DefaultWagonManager.getWagon(DefaultWagonManager.java:99) > at > org.apache.maven.artifact.manager.DefaultWagonManager.getRemoteFile(DefaultWagonManager.java:319) > ... 30 more > Caused by: > org.codehaus.plexus.component.repository.exception.ComponentLookupException: > Component descriptor cannot be found in the component repository: > org.apache.maven.wagon.Wagonscm. > at > org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:323) > at > org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:440) > at > org.apache.maven.artifact.manager.DefaultWagonManager.getWagon(DefaultWagonManager.java:94) > ... 31 more -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://jira.codehaus.org/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira
